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DE59914430D1 - Moisture and bacteria barrier for medical components - Google Patents

Moisture and bacteria barrier for medical components

Info

Publication number
DE59914430D1
DE59914430D1 DE59914430T DE59914430T DE59914430D1 DE 59914430 D1 DE59914430 D1 DE 59914430D1 DE 59914430 T DE59914430 T DE 59914430T DE 59914430 T DE59914430 T DE 59914430T DE 59914430 D1 DE59914430 D1 DE 59914430D1
Authority
DE
Germany
Prior art keywords
moisture
medical components
bacteria barrier
bacteria
barrier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE59914430T
Other languages
German (de)
Inventor
Goeran Skog
Lars Wallen
Carl-Erik Arvidsson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maquet Critical Care AB
Original Assignee
Maquet Critical Care AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maquet Critical Care AB filed Critical Maquet Critical Care AB
Application granted granted Critical
Publication of DE59914430D1 publication Critical patent/DE59914430D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0816—Joints or connectors
    • A61M16/0841—Joints or connectors for sampling
    • A61M16/085—Gas sampling
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0816—Joints or connectors
    • A61M16/0841—Joints or connectors for sampling
    • A61M16/0858—Pressure sampling ports
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/662—Constructional details
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/097—Devices for facilitating collection of breath or for directing breath into or through measuring devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/105—Filters
    • A61M16/1055—Filters bacterial
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/105—Filters
    • A61M16/106—Filters in a path
    • A61M16/1065—Filters in a path in the expiratory path
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0042—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the expiratory circuit
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/75—General characteristics of the apparatus with filters
    • A61M2205/7518—General characteristics of the apparatus with filters bacterial
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/75—General characteristics of the apparatus with filters
    • A61M2205/7536—General characteristics of the apparatus with filters allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • A61M2230/432—Composition of exhalation partial CO2 pressure (P-CO2)
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • A61M2230/435—Composition of exhalation partial O2 pressure (P-O2)
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/50—Temperature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/35—Respirators and register filters

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Emergency Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pulmonology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
DE59914430T 1998-09-09 1999-08-17 Moisture and bacteria barrier for medical components Expired - Lifetime DE59914430D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9803047A SE9803047D0 (en) 1998-09-09 1998-09-09 Moisture and bacterial barrier for medical components

Publications (1)

Publication Number Publication Date
DE59914430D1 true DE59914430D1 (en) 2007-09-13

Family

ID=20412531

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59914430T Expired - Lifetime DE59914430D1 (en) 1998-09-09 1999-08-17 Moisture and bacteria barrier for medical components

Country Status (5)

Country Link
US (1) US6397846B1 (en)
EP (1) EP0985422B1 (en)
JP (1) JP4194720B2 (en)
DE (1) DE59914430D1 (en)
SE (1) SE9803047D0 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7640932B2 (en) * 1997-04-29 2010-01-05 Salter Labs Nasal cannula for acquiring breathing information
US7588029B2 (en) 2000-03-21 2009-09-15 Fisher & Paykel Healthcare Limited Humidified gases delivery apparatus
US6918389B2 (en) * 2000-03-21 2005-07-19 Fisher & Paykel Healthcare Limited Breathing assistance apparatus
US7120354B2 (en) 2000-03-21 2006-10-10 Fisher & Paykel Healthcare Limited Gases delivery conduit
US7111624B2 (en) 2000-03-21 2006-09-26 Fisher & Paykel Healthcare Limited Apparatus for delivering humidified gases
EP1326665B1 (en) 2000-10-16 2019-05-08 Fisher & Paykel Healthcare Limited Apparatus used for the humidification of gases in medical procedures
EP1279368A3 (en) * 2001-07-17 2004-09-15 ndd Medizintechnik AG Device for measuring the flow velocity and/or molecular mass of gases ou gasmixtures
US20030075049A1 (en) * 2001-10-19 2003-04-24 Larsen Michael T. Gas/liquid separator including a liquid trap filter
AU2005273119B2 (en) 2004-08-20 2009-06-11 Fisher & Paykel Healthcare Limited Apparatus for measuring properties of gases supplied to a patient
US8757150B2 (en) 2004-12-17 2014-06-24 Ric Investments, Llc Condensation reduction and management systems in a gas flow delivery system
US20080077035A1 (en) * 2006-09-25 2008-03-27 Baker Clark R Carbon dioxide-sensing airway products and technique for using the same
GB2468522B (en) * 2009-03-12 2013-08-07 Autoliv Dev A breath analyser
US8414682B2 (en) 2010-02-22 2013-04-09 Criticare Systems, Inc. Inline water trap
US8752544B2 (en) * 2011-03-21 2014-06-17 General Electric Company Medical vaporizer and method of monitoring of a medical vaporizer
CA2838011C (en) 2011-06-03 2023-06-13 Fisher & Paykel Healthcare Limited Medical tubes and methods of manufacture
AU2013345487B2 (en) 2012-11-14 2018-08-09 Fisher & Paykel Healthcare Limited Zone heating for respiratory circuits
US11058844B2 (en) 2012-12-04 2021-07-13 Fisher & Paykel Healthcare Limited Medical tubes and methods of manufacture
RU2544944C2 (en) * 2013-02-26 2015-03-20 Закрытое акционерное общество "ПРОММАШСЕРВИС" Method for removing sand-clay plug in well and its development under conditions of abnormally low formation pressures
WO2015060731A1 (en) 2013-10-24 2015-04-30 Fisher & Paykel Healthcare Limited Delivery of respiratory gases
CN110947070A (en) 2013-12-20 2020-04-03 费雪派克医疗保健有限公司 Humidification system connection
CN111265754B (en) 2014-03-17 2023-06-06 费雪派克医疗保健有限公司 Medical tube for respiratory system
CN112972856B (en) 2015-09-09 2024-12-27 费雪派克医疗保健有限公司 Zone heating for breathing circuits
EP4523724A1 (en) 2016-12-22 2025-03-19 Fisher & Paykel Healthcare Limited Medical tubes and methods of manufacture

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US923776A (en) * 1909-01-04 1909-06-01 Samuel Danielewicz Filtrative inhaler.
US4558708A (en) * 1984-10-24 1985-12-17 Tri-Med, Inc. Patient's airway adapter to withdraw a patient's gas samples for testing free of sputum mucus and/or condensed water, by utilizing a hollow cylindrical hydrophobic liquid baffle
IL76939A (en) * 1984-11-13 1990-01-18 Andros Analyzers Inc Adaptor assembly for airway tube
US5289255A (en) * 1991-03-28 1994-02-22 Minnesota Mining And Manufacturing Co. Cuvette for use in making a measurement of a blood parameter and assembly utilizing the same
DE4222286C1 (en) 1992-06-03 1994-05-11 Reutter Georg Dr Ultrasound spirometer
US5293875A (en) * 1992-06-16 1994-03-15 Natus Medical Incorporated In-vivo measurement of end-tidal carbon monoxide concentration apparatus and methods
EP1062909B1 (en) * 1992-06-16 2003-10-29 Natus Medical, Inc. Filter unit for end tidal carbon monoxide concentration measurement apparatus and method
US5361771A (en) * 1993-03-05 1994-11-08 Western Research Company, Inc. Portable pulmonary function testing device and method
DE9410661U1 (en) 1994-07-01 1994-10-13 NDD Medizintechnik GmbH, 97074 Würzburg Ultrasound spirometer
US5789660A (en) * 1996-07-15 1998-08-04 Novametrix Medical Systems, Inc. Multiple function airway adapter
SE9603612D0 (en) 1996-10-03 1996-10-03 Siemens Elema Ab Method for checking the function of filters

Also Published As

Publication number Publication date
EP0985422A2 (en) 2000-03-15
EP0985422B1 (en) 2007-08-01
US6397846B1 (en) 2002-06-04
SE9803047D0 (en) 1998-09-09
EP0985422A3 (en) 2000-12-06
JP2000084080A (en) 2000-03-28
JP4194720B2 (en) 2008-12-10

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Legal Events

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